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Omni-MATH / For any real number α, define operatornamesign(alpha)= begincases+1 & text if alpha>0 0 & text if alpha=0 -1 & text if alpha<0endcases How many triples … · Discussion

Discussing For any real number α, define operatorname{sign}(alpha)= begin{cases}+1 & text { if } alpha>0 0 & text { if } alpha=0 -1 & text { if } alpha<0end{cases} How many triples … · Omni-MATH

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